World Thalassaemia Day 2019 was observed on __________.

The World Migratory Bird Day for 2019 is observed on May 11. It is celebrated twice in the year, which falls on the second Saturday in May and October. In 2019, it will be celebrated on May 11 and October 10. The theme for this year is "Protect Birds: Be the Solution to Plastic Pollution!". It is organized by the Secretariats of the Convention on the Conservation of Migratory Species of Wild Animals (CMS) and the African-Eurasian Migratory Waterbird Agreement (AEWA) along with Environment for the Americas (EFTA). It is celebrated to raise the awareness on the need for protecting the migratory birds and their habitats.

Rajasthan Day is celebrated on 30th March every year on which the state Rajasthan came into existence as it was previously known as Rajputana. On 30th March 1949, the state was formed.

World Allergy Week is an annual global initiative of the World Allergy Organisation (WAO) and is being observed worldwide between 7th to 13th of April, 2019. The theme for this year is "The Global Problem of Food Allergy". The prime objective of the campaign is to raise awareness of the effect of allergic diseases and related disorders in our communities and provide support for the proper training, diagnosis, management, and prevention of the diseases. The World Allergy Organization (WAO) addresses a different theme every year to mark the need for greater awareness among communities. In order to bring this to fruition, the WAO provides the general public and the physicians with a webinar, infographic material and additional information to provide education and dissipation of awareness on the topic.

The World Immunisation Week 2019 celebrates 'Vaccine Heroes' worldwide ranging from parents and community members to health workers and innovators who help to ensure that we are protected via the power of vaccines. The theme for 2019 is 'Protected Together: Vaccines Work'. The last week of April (24th-30th) every year is observed as World Immunisation Week in order to promote the use of vaccines for the protection of people of all age-groups against disease. The WHO (World Health Organization) notified that there are still 20 million unvaccinated and under-vaccinated children worldwide; so this initiative brings to limelight the necessity to bring on immunization progress through increased investment. Immunization Week was observed for the very first time in 2012 when more than 180 countries and territories worldwide participated in it.

As part of Gram Swaraj Abhiyan, Ayushman Bharat Diwas is celebrated across the country on April 30. For the first time, the day was observed on 30th April 2018. During the event, information regarding Ayushman Bharat Scheme was provided to people during health camps organised in rural areas. On this day, gram sabhas were organized in different parts of the country to create awareness about the National Health Protection Mission and verify and update details in the Socio-Economic and Caste Census database.

The World Sparrow Day (WSD) is observed every year on 20th of March to protect these little birds and conserve their houses. The house sparrow is on the verge of extinction. The 2019 theme "I Love Sparrows" is inspired by hope that more and more will celebrate the relationship between People and Sparrows. The initiative was started by Nature Forever Society (NFS) of India, founded by Mohammed Dilawar, an Indian conservationist. He started his work helping the house sparrow in Nashik. He was also named one of the "Heroes of the Environment" for 2008 by Time for his efforts. The idea of marking WSD came up during an informal discussion at the NFS's office. The idea was to earmark a day for the house sparrow to convey the message of conservation of the house sparrow and other common birds and also mark a day of celebration to appreciate the beauty of the common biodiversity which is taken so much for granted.

The World Health Day is a global health awareness day celebrated every year on 7 April, under the sponsorship of the World Health Organization (WHO). And the theme for 2019 is Universal Health Coverage: Everyone, Everywhere.

National Safe Motherhood Day (NSMD) is observed annually on 11 April to raise awareness about the proper healthcare of women and maternity facilities to pregnant and lactating women. The theme of 2019 NSMD is "Midwives for Mothers".

Each year, World Tuberculosis (TB) Day is commemorated on March 24 to raise public awareness about the devastating health, social and economic consequences of TB, and to step up efforts to end the global TB epidemic. The theme of World TB Day 2019 - 'It's time'. The date marks the day in 1882 when Dr Robert Koch announced that he had discovered the bacterium that causes TB, which opened the way towards diagnosing and curing this disease.

The World Book and Copyright Day was observed across the world on April 23, 2019 to highlight the power of books and to promote UNESCO's vision of knowledge societies that are inclusive, pluralistic, equitable, open and participatory for all citizens. The Day pays tribute to books and authors by encouraging everyone to discover the pleasure of reading.